P0507
Read the instructions below then
start the fault diagnostic procedure.
Symptom: CHECK ENGINE.
Fast idling speed.
Idle Speed Control. Idling Speed too High.
Fault symptoms
On-Board Diagnostics
Type of diagnosis:
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Continuous. But interrupted when fault criteria fulfilled and will not restart until next driving cycle.
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Enable criteria:
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General conditions for this trouble code: When starting the engine, the atmospheric pressure must exceed 78 kPa and the engine coolant and intake air temperatures must exceed -7°C.
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Engine running. Car stationary. Accelerator pedal fully released. Idle speed control requesting smallest possible air mass per combustion.
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Fault criteria:
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Engine speed more than 200 rpm higher than the requested idling speed for 5 s.
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Dependents:
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P0501, P0502, P1230, P1530, P1531 and P1532.
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System reaction to a fault:
OK report:
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Diagnosis performed once and fault criteria not fulfilled.
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Fault handling:
(See section
Fault handling III, other emission-related components and functions
for more information.)
Diagnostic help
If other codes have been generated, check whether fault diagnosis should start with any of them. Then, check whether the throttle is in limp-home mode and finally check whether there is an air leak after the throttle.
Functions in the diagnostic tool related to the fault:
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Diagnostic status for the diagnosis.
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Idle speed control, unit ON/OFF.
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Idling speed difference, unit rpm.
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See also description of readings under
"Read Values" menu
for more information.
